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Black ATX motherboard with grey heatsinks and ROG branding

ASUS

ASUS ROG STRIX B550-F GAMING AMD motherboard

SKU CH-DNV0-PBNEC

ATX board for AM4 Ryzen CPUs with dual-channel DDR4 up to 128 GB, one PCIe 4.0 x16 slot, one PCIe 3.0 x16 slot, six SATA ports and two M.2 slots

  • CPU Socket TypeAM4
  • CPU TypeRyzen Series
  • ChipsetAMD B550
  • Number of Memory Slots4x288pin (DDR4)
  • Memory StandardDDR4 3200
  • Maximum Memory Supported128GB
  • Supports Ryzen 5000, 4000 G-Series and 3000 Series CPUs for broad compatibility
  • DDR4 memory overclocking up to 5100 MHz on supported Ryzen processors for high-speed performance
  • Dual M.2 slots provide flexible high-speed storage expansion options
  • Six SATA 6Gb/s ports enable multiple drive configurations with RAID 0, 1, 10 support
  • ROG SupremeFX S1220A audio codec delivers high-definition sound for immersive gaming

AM4 Ryzen motherboard

The ASUS ROG STRIX B550-F GAMING is an ATX board built for AMD Ryzen 5000, 4000 G-Series and 3000 series processors on the AM4 socket. It uses the AMD B550 chipset and provides four 288-pin slots for DDR4 memory up to 128GB in dual-channel mode. A BIOS update may be required before installing a Zen 3 Ryzen 5000 CPU.

VRM heatsinks and fan headers

Large VRM heatsinks cover the power delivery for steady thermals during extended loads. Multiple hybrid fan headers let the board balance CPU and chassis airflow based on temperature sensors. The layout keeps the primary PCIe 4.0 x16 slot clear for a graphics card while the chipset runs on a PCIe 3.0 link.

Dual M.2 and six SATA ports

Two M.2 sockets and six SATA 6Gb/s ports give flexible storage options with RAID 0, 1 and 10 support. The rear I/O includes a clear CMOS button and a USB BIOS FlashBack port for firmware updates without a CPU installed. Onboard audio uses the ROG SupremeFX S1220A codec for high-definition output.

Highlights

  • Supports Ryzen 5000, 4000 G-Series and 3000 Series CPUs for broad compatibility
  • DDR4 memory overclocking up to 5100 MHz on supported Ryzen processors for high-speed performance
  • Dual M.2 slots provide flexible high-speed storage expansion options
  • Six SATA 6Gb/s ports enable multiple drive configurations with RAID 0, 1, 10 support
  • ROG SupremeFX S1220A audio codec delivers high-definition sound for immersive gaming

Specifications

BrandASUS
SeriesROG
ModelSTRIX B550-F GAMING
CPU Socket TypeAM4
CPU TypeRyzen Series
ChipsetAMD B550
Number of Memory Slots4x288pin (DDR4)
Memory StandardDDR4 3200
Maximum Memory Supported128GB
Channel SupportedDual Channel
ECC SupportedYes
Buffer SupportedUn-buffered
PCI Express 4.0 x161 x PCI Express 4.0 x16
PCI Express 3.0 x161 x PCI Express 3.0 x16
PCI Express x13 x PCI Express x1
Serial ATA (SATA)6 x SATA 6Gb/s
M.22 x M.2
SATA RAID0/1/10
Onboard Video ChipsetSupported only by CPU with integrated graphic
Audio ChipsetROG SupremeFX High Definition Audio CODEC S1220A
Audio Channels8 Channels
LAN ChipsetIntel I225-V
Max LAN Speed2.5Gbps
Back I/O Ports1 x Intel I225-V 2.5Gb Ethernet1 x DisplayPort1 x HDMI2 x USB 3.2 Gen 2 (1 x Type-A + 1 x USB Type-C)4 x USB 3.2 Gen 12 x USB 2.01 x Optical S/PDIF out1 x BIOS FlashBack Button(s)5 x Gold-plated audio jacks
Onboard USB2 x USB 3.2 + 4 x USB 2.0
Other Connectors1 x CPU Fan connector(s)1 x CPU OPT Fan connector(s)3 x Chassis Fan connector(s)1 x AIO_PUMP connector1 x AAFP connector2 x Aura RGB Strip Header(s)1 x Addressable Gen 2 header(s)1 x Thunderbolt header(s)1 x System panel(s)1 x Thermal sensor connector(s)1 x Clear CMOS jumper(s)
Form FactorATX
LED LightingRGB
Dimensions (W x L)12.0" x 9.6"
Power Pin24 Pin
Windows 11Supported
FeaturesMulti-GPU Support:Supports AMD 2-Way CrossFireX Technology Software Features:ROG Exclusive Software- RAMCache III- ROG CPU-Z- GameFirst VI- Sonic Studio III + Sonic Studio Virtual Mixer- Sonic Radar III- DTS Sound Unbound- Overwolf- Anti-virus softwareASUS Exclusive Software FeaturesArmoury Crate- Aura Creator- Aura Sync- AI Noise Cancelling MicrophoneAI Suite 3:- PPSUEPUDIGI+ VRMFan Xpert 4TurboV EVO- EZ updateWinRARUEFI BIOSASUS EZ DIY- ASUS CrashFree BIOS 3- ASUS EZ Flash 3- ASUS UEFI BIOS EZ ModeASUS Special Features:Aura Sync- Standard RGB header(s)- Addressable Gen 2 RGB header
Package ContentsAccessories:User's manual4 x SATA 6Gb/s cable(s)1 x Supporting DVD1 x ROG Strix stickers1 x Cable ties pack(s)1 x Extension cable for Addressable LED1 x ROG Thank you card1 x M.2 SSD screw package(s)1 x M.2 Rubber Package(s)

Questions about this item

How do I install the CPU into the AM4 socket on this board, and what step is often missed?

Lift the AM4 socket lever, align the Ryzen processor triangle with the socket marker, lower the CPU gently without force, then lock the lever down; the step many miss is checking that the BIOS version supports the specific Ryzen 5000 series chip before first boot.

What maintenance or replacement will the ROG SupremeFX S1220A audio codec need over time?

The onboard S1220A codec is soldered and requires no scheduled maintenance; if audio quality degrades, verify driver updates first, as the chip itself is not user-replaceable.

What limit appears first on the VRM when running a high-core-count Ryzen under sustained all-core load?

The VRM thermal limit is reached before the 128 GB memory ceiling or PCIe 4.0 x16 bandwidth, so adequate case airflow and heatsink contact become the practical ceiling for prolonged heavy workloads.

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